Traded DEPO today on the long side. Used $17 as risk, small size plan was to sell at the open. This Gapped up due to news (Starboard Value LP , which has launched a proxy fight to overhaul  Yahoo Inc.’s  board of directors, on Thursday disclosed a 6.8% stake in  DepoMed Inc.  and outlined an opening salvo against the biopharmaceutical company’s management.)